ISSI Analog Mixed Signal Division
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FxLED Driver

  • Performance class of RGB LED drivers
  • Wide range : 3 to 351 LED support
  • Fast I2C, SPI, and 1-wire serial communication bus controls multiple devices
  • Integrated memory pre-programmed with light sequences
  • Breath function and PWM light controls
  • Audio modulated display mode adds extra dimension to lighting
  • EMI noise reduction technology

FxLED Driver

Part Number Channels RGB Group Ctrl. Interface Special Features Vdd(V) Pkg-Pin(mm) Document Status
IS31FL3190 1 - 12C Auto. Dimming 2.7-5.5 UTQFN-9(1.5x1.5) Prod
IS31FL3191 1 - 12C Auto. Dimming 2.7-5.5 UTQFN-9(1.5x1.5) Prod
IS31FL3193 3 1 I2C Auto. Dimming 2.7-5.5 DFN-10(3x3) Prod
IS31FL3193D 3 1 I2C Auto. Dimming 2.7-5.5 WLCSP-8(1x1.5) Prod
IS31FL3194 3 1 I2C Auto. Dimming 2.7-5.5 WLCSP-8(1x1.5) Prod
IS31FL3195 4 1 I2C-1MHz 1MHz charge pump, 1x, 1.5x mode, 1uA shutdown, prog pattern sequence 2.7-5.5 WLCSP-8 (1x1.5), QFN-16 (4x4) Sample
IS31FL3196 6 2 I2C Audio Sync, Auto. Dimming 2.7-5.5 QFN-20(3x3) NR
IS31FL3196A 6 2 I2C Audio Sync, Auto. Dimming 2.7-5.5 QFN-20(3x3) Prod
IS31FL3199 9 3 I2C Audio Sync, Auto. Dimming 2.7-5.5 QFN-20(3x3) Prod
IS31FL3206 12 4 I2C - 400kHz 23kHz PWM, 38mA/CH 2.7-5.5 QFN-20(3x3) Prod
IS31FL3208A 18 6 I2C - 400kHz 23/3.45kHz PWM, 38mA/CH 2.7-5.5 QFN-28(4x4) Prod
IS31FL3209 18 6 I2C - 400kHz 24/4kHz PWM, 76mA/CH 2.7-5.5 QFN-28(4x4) Prod
IS31FL3216 16 5 I2C Audio Sync. 2.7-5.5 QFN-28(4x4) Prod
IS31FL3216A 16 5 I2C Audio Sync. 2.7-5.5 QFN-28(4x4) Prod
IS31FL3218 18 6 I2C   2.7-5.5 QFN-24(4x4),SOP-24 Prod
IS31FL3235 28 - I2C   2.7-5.5 QFN-36 NR
IS31FL3235A 28 - I2C   2.7-5.5 QFN-36 Prod
IS31FL3236 36 12 I2C - 400kHz 3kHz PWM, 8-bit PWM, 38mA per channel 2.7-5.5 QFN-44(5x5),TQFP-48 NR
IS31FL3236A 36 12 I2C - 400kHz 3kHz or 22kHz selectable PWM, 8-bit PWM, 38mA per channel 2.7-5.5 QFN-44(5x5) Prod
IS31FL3237 36 12 I2C - 1MHz Noise Reduction, Spread Spectrum, 16-bt PWM and White Balance, open and short detect, 38mA per channel, pin compatible with IS31FL3236A 2.7-5.5 QFN-44(5x5) Prod
IS31FL3238 18 6 I2C - 1MHz Noise Reduction, Spread Spectrum, 16-bit PWM and White Balance, open and short detect, 76mA per channel 2.7-5.5 WQFN-28,
eTSSOP-28
Sample
IS31FL3726 16 - Serial Shift - 20MHz Serial-in-parallel-out shift register with 16 curent sinks at 60mA. 3.3-5.5 QFN-24(4x4),TSSOP-24 Prod
IS31FL3728 Matrix - 64 - I2C -400kHz 30.3kHz PWM, configugurable matrix (8x8, 5x11, 6x10, 7x9), audio sync, audio frequency equalizer mode 2.7-5.5 QFN-24(4x4) Prod
IS31FL3730 Matrix - 128 - I2C - 400kHz 30.3kHz PWM, crossplex scanning architecture, 7-bit PWM, Audio Sync 2.7-5.5 QFN-24(4x4) Prod
IS31FL3731 Matrix - 144 32 I2C - 400kHz 8.3kHz PWM, crossplex scanning architecture,dual blocks of 72 LEDs each with 1/9 scan cycle rate, 8 frames of memory, 8-bit PWM and global current, auto breath features, Audio Sync, Auto. Dimming 2.7-5.5 QFN-28(4x4),SSOP-28 Prod
IS31FL3731C Matrix - 144 32 I2C - 400kHz 8.3kHz PWM, crossplex scanning architecture,dual blocks of 72 LEDs each with 1/9 scan cycle rate, 8 frames of memory, 8-bit PWM and global current, auto breath features, Audio Sync, Auto. Dimming, improved I2C interface 2.7-5.5 QFN-28 (4×4), SSOP-28 Prod
IS31FL3732 Matrix - 144 32 I2C - 1MHz 8.77kHz PWM, crossplex scanning architecture,dual blocks of 72 LEDs each with 1/9 scan cycle rate, 8 frames of memory, 8-bit PWM and global current, auto breath features, Audio Sync, Auto. Dimmingg 2.7-5.5 QFN-40 NR
IS31FL3732A Matrix - 144 32 I2C - 1MHz 20kHz PWM, crossplex scanning architecture,dual blocks of 72 LEDs each with 1/9 scan cycle rate, 8 frames of memory, 8-bit PWM and global current, auto breath features, Audio Sync, Auto. Dimming 2.7-5.5 QFN-40 Prod
IS31FL3733 12x16
Matrix-192
64 I2C - 1MHz 7.4kHz, 8-bit PWM, true multiplex matrix arch. for RGB, 1/12scan. Individual LED open/short detect, de-ghost, auto breath, cascade synch, -40C - 125C 2.7-5.5 QFN-48 (6x6),
eTQFP-48
Prod
IS31FL3733A 12x16
Matrix-192
64 I2C - 1MHz 7.4kHz/25kHz PWM, true multiplex matrix arch. for RGB, 1/12scan. Individual LED open/short detect, de-ghost, auto breath, cascade synch, -40C - 125C 2.7-5.5 QFN-48 (6x6),
eTQFP-48
Sample
IS31FL3736 Matrix - 96 32 I2C - 1MHz 7.4kHz PWM, 8 current output by 12 switch input, 8-bit PWM and global current, auto breath features, De-Ghost, LED open/short detect, cacade synch 2.7-5.5 QFN-40 (5x5) Prod
IS31FL3737 Matrix - 144 48 I2C - 1MHz 7.4kHz PWM, 12 current output by 12 switch input, 8-bit PWM and global current, auto breath features, De-Ghost, LED open/short detect, cascade synch 2.7-5.5 QFN-40 (5x5) Prod
IS31FL3738 Matrix - 48 16 I2C - 1MHz 7.4kHz PWM, 8 current output by 6 switch input, 8-bit PWM and global current, auto breath features, De-Ghost, LED open/short detect, cascade synch 2.7-5.5 QFN-28 (5x5) Prod
IS31FL3740 Matrix - 12 4 I2C-1MHz 7.4kHz PWM, 4 current output by 3 switch input, 8-bit PWM and global current, auto breath features, De-Ghost, LED open/short detect, cascade synch 2.7-5.5 eTSSOP-20 Prod
IS31FL3741 Matrix - 351 117 I2C - 1MHz 29kHz PWM, 9 switch output by 39 current input, 8-bit PWM, dot correction and global current, De-Ghost, LED open/short detect, cascade synch 2.7-5.5 QFN-60 (7x7) Prod
IS31FL3742 Matrix - 180 60 I2C - 1MHz 29kHz PWM, 6 switch output by 30 current input, 8-bit PWM, dot correction and global current, De-Ghost, LED open/short detect, cascade synch 2.7-5.5 QFN-48 (6x6) Prod
IS31FL3743A Matrix - 198 66 I2C - 1MHz 24kHz PWM, 8-bit PWM and Dot Correction, De-Ghost, EMI reduction, cascade synch 2.7-5.5 UQFN-40 (5×5) Prod
IS31FL3743B Matrix - 198 66 SPI - 12MHz 24kHz PWM, 8-bit PWM and Dot Correction, De-Ghost, EMI reduction, cascade synch 2.7-5.5 UQFN-40 (5×5) Prod
IS31FL3745 Matrix - 144 48 I2C – 1MHz 24kHz PWM, 8-bit PWM and Dot Correction, De-Ghost, EMI reduction, cascade synch 2.7-5.5 WLCSP-36 (2.93x2.93) Sample
IS31FL3746A 18xn(n=1~4) Matrix 72 24 I2C – 1MHz 29kHz PWM, 8-bit (PWM, Dot Correction, global current), VIO, De-Ghost, EMI reduction, programmable matrix configuration (18xn) 2.7-5.5 QFN-32 (4×4) Sample
IS31FL3746B 18xn(n=1~4) Matrix 72 24 SPI - 12MHz 29kHz PWM, 8-bit (PWM, Dot Correction, global current), VIO, De-Ghost, EMI reduction, programmable matrix configuration (18xn) 2.7-5.5 QFN-32 (4×4) Sample

Automotive (Industrial) FxLED Driver

Part Number Channels RGB Group Ctrl. Interface Special Features Vdd(V) Pkg-Pin(mm) Document Status
IS32FL3209 18 6 I2C - 400kHz 23kHz PWM, 1/24 DC white balance 2.7~5.5 WFQFN-28 (5x5)   Sample
IS32FL3237 36 12 I2C - 1MHz Noise Reduction, Spread Spectrum, 16-bit PWM and
White Balance, open/short detect, 38mA/CH, pin compatible with IS31FL3236A
2.7~5.5 eTQFP-48   Sample
IS32FL3238 18 6 I2C - 1MHz Spread spectrum, Noise reduction,
8/10/12/16PWM, Dot Correction
2.7~5.6 WFQFN-28 (5x5)   Sample
IS32FL3738 6x8, 48 16 I2C - 1MHz Independent LED control (PWM, Open/Short) 2.7~5.5 eTSSOP-28 Prod
IS32FL3740 3x4, 12 4 I2C - 1MHz Independent LED control (PWM, Open/Short) 2.7~5.5 eTSSOP-20 Prod

Notes:

  • Simulation Models not listed above may be available upon request
  • S = Sample, Prod = Production
  • NR = Not Recommended for new designs
  • EOL = End of Life
  • IF YOU DON'T SEE A PRODUCT YOU ARE INTERESTED IN AND HAVE A SPECIAL REQUEST, CONTACT US AND LET US KNOW
  • Integrated Silicon Solution, Inc. does not recommend the use of any of its products in life support applications where the failure or malfunction of the product can reasonably be expected to cause failure of the life support system or to significantly affect its safety or effectiveness. Products are not authorized for use in such applications unless Integrated Silicon Solution, Inc. receives written assurance to its satisfaction, that:
  • a. the risk of injury or damage has been minimized;
  • b. the user assume all such risks; and
  • c. potential liability of Integrated Silicon Solution, Inc is adequately protected under the circumstances